From bf5af2776e8cc2e5bb4fa6087cd4778f666fd464 Mon Sep 17 00:00:00 2001
From: liujie <1793218484@qq.com>
Date: 星期四, 21 八月 2025 01:12:05 +0800
Subject: [PATCH] update
---
UserQYTTravel/guns-admin/src/main/java/com/stylefeng/guns/modular/system/util/DateUtil.java | 1085 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 1,085 insertions(+), 0 deletions(-)
diff --git a/UserQYTTravel/guns-admin/src/main/java/com/stylefeng/guns/modular/system/util/DateUtil.java b/UserQYTTravel/guns-admin/src/main/java/com/stylefeng/guns/modular/system/util/DateUtil.java
index 9519160..e15d5a7 100644
--- a/UserQYTTravel/guns-admin/src/main/java/com/stylefeng/guns/modular/system/util/DateUtil.java
+++ b/UserQYTTravel/guns-admin/src/main/java/com/stylefeng/guns/modular/system/util/DateUtil.java
@@ -12,7 +12,1092 @@
*/
@Component
public class DateUtil {
+ private static TimeZone tz = TimeZone.getTimeZone("GMT+8");
+
+ // private static TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai");
+
+ public static boolean hourMinuteBetween(String nowDate, String startDate, String endDate) throws Exception{
+
+ SimpleDateFormat format = new SimpleDateFormat("HH:mm");
+
+ Date now = format.parse(nowDate);
+ Date start = format.parse(startDate);
+ Date end = format.parse(endDate);
+
+ long nowTime = now.getTime();
+ long startTime = start.getTime();
+ long endTime = end.getTime();
+
+ return nowTime >= startTime && nowTime <= endTime;
+ }
+
+ /**
+ * 得到系统日期
+ *
+ * @return
+ */
+ public static Date getDate() {
+ TimeZone.setDefault(tz);
+ return new Date();
+ }
+
+ /**
+ * 获取当然凌晨的时间
+ *
+ * @return Date
+ */
+ public static Date getZero() {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(new Date());
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ return calendar.getTime();
+ }
+
+ /**
+ * 判断日期是否在from，to之内 "yyyy-MM-dd" 格式
+ *
+ * @param time
+ * 指定日期
+ * @param from
+ * 开始日期
+ * @param to
+ * 结束日期
+ * @return true 在之间 false 不在之间
+ */
+ public static boolean belongCalendar(Date time, Date from, Date to) {
+ Calendar date = Calendar.getInstance();
+ date.setTime(time);
+
+ Calendar after = Calendar.getInstance();
+ after.setTime(from);
+
+ Calendar before = Calendar.getInstance();
+ before.setTime(to);
+
+ if ((date.after(after) && date.before(before)) || (time.compareTo(from) == 0 || time.compareTo(to) == 0)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * 两个时间之差
+ *
+ * @param startTime
+ * @param endTime
+ * @param format
+ * @return
+ * @throws ParseException
+ */
+ public static String dateDiff(String startTime, String endTime, String format) throws ParseException {
+ // 按照传入的格式生成一个simpledateformate对象
+ SimpleDateFormat sd = new SimpleDateFormat(format);
+ long nd = 1000 * 24 * 60 * 60;// 一天的毫秒数
+ long nh = 1000 * 60 * 60;// 一小时的毫秒数
+ long nm = 1000 * 60;// 一分钟的毫秒数
+ long ns = 1000;// 一秒钟的毫秒数
+ long diff;
+ long day = 0;
+ long hour = 0;
+ long min = 0;
+ long sec = 0;
+ // long time=0;
+ String strTime = "";
+ // 获得两个时间的毫秒时间差异
+ diff = sd.parse(endTime).getTime() - sd.parse(startTime).getTime();
+ day = diff / nd;// 计算差多少天
+ hour = diff % nd / nh + day * 24;// 计算差多少小时
+ min = diff % nd % nh / nm + day * 24 * 60;// 计算差多少分钟
+ sec = diff % nd % nh % nm / ns;// 计算差多少秒
+ // 输出结果
+ /*
+ * System.out.println("时间相差：" + day + "天" + (hour - day * 24) + "小时" +
+ * (min - day * 24 * 60) + "分钟" + sec + "秒。");
+ * System.out.println("hour=" + hour + ",min=" + min);
+ */
+ if (day == 1) {
+ strTime = "昨天";
+ } else if (day > 1) {
+ // strTime=day+"天前";
+ strTime = startTime.substring(0, 10);
+ } else if (hour >= 1 && hour < 24) {
+ strTime = hour + "小时前";
+ } else {
+ if (min == 0) {
+ strTime = sec + "秒钟前";
+ } else {
+ strTime = min + "分钟前";
+ }
+
+ }
+ // if (str.equalsIgnoreCase("h")) {
+ // return hour;
+ // } else {
+ // return min;
+ // }
+
+ // if (str.equalsIgnoreCase("h")) {
+ // return hour;
+ // } else {
+ // return min;
+ // }
+ return strTime;
+ }
+
+ /**
+ * 得到系统Calendar日期
+ *
+ * @return
+ */
+ public static Calendar getCalendar() {
+ TimeZone.setDefault(tz);
+ Calendar cal = Calendar.getInstance();
+ return cal;
+ }
+
+ /**
+ * 获取当前时间
+ *
+ * @return
+ */
+ public static long getMillisecond() {
+ long millisecond = 0;
+ TimeZone.setDefault(tz);
+ Calendar cal = Calendar.getInstance();
+ millisecond = cal.getTimeInMillis();
+ return millisecond;
+ }
+
+ /**
+ * 获取本月1号的时间戳
+ *
+ * @return
+ */
+ public static long getMillisecond_MONTH() {
+ long millisecond = 0;
+ TimeZone.setDefault(tz);
+ Calendar cal = Calendar.getInstance();
+ cal.set(Calendar.DAY_OF_MONTH, 1);
+ millisecond = cal.getTimeInMillis();
+ return millisecond;
+ }
+
+ /**
+ * 获取上个月1号的时间戳
+ *
+ * @return
+ */
+ public static long getMillisecond_FRONTMONTH() {
+ long millisecond = 0;
+ Calendar cal = getCalendar();
+ cal.set(Calendar.DAY_OF_MONTH, 1);
+ cal.set(Calendar.MONTH, Calendar.MONTH - 2);
+ millisecond = cal.getTimeInMillis();
+ return millisecond;
+ }
+
+ /**
+ * 获取当前毫秒数
+ *
+ * @return long
+ */
+ public static long getCurMilli() {
+ long millisecond = 0;
+ Calendar cal = Calendar.getInstance();
+ millisecond = cal.getTimeInMillis();
+ return millisecond;
+ }
+
+ /**
+ * 日期转毫秒
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond(Date date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if (!"".equals(date)) {
+ newDate = sdf.format(date);
+ } else {
+ newDate = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 0;
+ try {
+ millisecond = sdf.parse(newDate).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 日期转毫秒（加24小时,yyyy-MM-dd HH:mm:ss）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_24h(Date date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if (!"".equals(date)) {
+ newDate = sdf.format(date);
+ } else {
+ newDate = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 24 * 3600 * 1000;
+ try {
+ millisecond += sdf.parse(newDate).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 日期转毫秒（加N年）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_year(String date, Integer year) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if ("".equals(date)) {
+ newDate = sdf.format(DateUtil.getDate());
+ } else {
+ newDate = getDateTime(Long.parseLong(date));
+ }
+ Date dt = null;
+ try {
+ dt = sdf.parse(newDate);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ Calendar rightNow = Calendar.getInstance();
+ rightNow.setTime(dt);
+ rightNow.add(Calendar.YEAR, year);
+ Date dt1 = rightNow.getTime();
+ return dt1.getTime();
+ }
+
+ /**
+ * 日期转毫秒（加N天）
+ *
+ * @param date
+ * 毫秒字符串
+ * @return
+ */
+ public static Date getMillisecond_day(String date, Integer day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if ("".equals(date)) {
+ newDate = sdf.format(DateUtil.getDate());
+ } else {
+ newDate = date;
+ }
+ Date dt = null;
+ try {
+ dt = sdf.parse(newDate);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ Calendar rightNow = Calendar.getInstance();
+ rightNow.setTime(dt);
+ rightNow.add(Calendar.DATE, day);
+ Date dt1 = rightNow.getTime();
+ Date dates = new Date(dt1.getTime());
+ return dates;
+ }
+
+ /**
+ * 日期转毫秒（加N月）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_month(String date, Integer day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if ("".equals(date)) {
+ newDate = sdf.format(DateUtil.getDate());
+ } else {
+ newDate = getDateTime(Long.parseLong(date));
+ }
+ Date dt = null;
+ try {
+ dt = sdf.parse(newDate);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ Calendar rightNow = Calendar.getInstance();
+ rightNow.setTime(dt);
+ rightNow.add(Calendar.MONTH, day);
+ Date dt1 = rightNow.getTime();
+ return dt1.getTime();
+ }
+
+ /**
+ * 日期转毫秒（加分钟）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_fz(String date, Integer day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if ("".equals(date)) {
+ newDate = sdf.format(DateUtil.getDate());
+ } else {
+ newDate = getDateTime(Long.parseLong(date));
+ }
+ Date dt = null;
+ try {
+ dt = sdf.parse(newDate);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ Calendar rightNow = Calendar.getInstance();
+ rightNow.setTime(dt);
+ rightNow.add(Calendar.MINUTE, day);
+ Date dt1 = rightNow.getTime();
+ return dt1.getTime();
+ }
+
+ public static Date getMillisecond_fz1(String date, Integer day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ Date dt = null;
+ try {
+ dt = sdf.parse(date);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ Calendar rightNow = Calendar.getInstance();
+ rightNow.setTime(dt);
+ rightNow.add(Calendar.MINUTE, day);
+ Date dt1 = rightNow.getTime();
+ return dt1;
+ }
+
+ /**
+ * 字符串日期转毫秒
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_str(String date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ if ("".equals(date)) {
+ date = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 0;
+ try {
+ millisecond = sdf.parse(date).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 字符串日期转毫秒
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_strYmd(String date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ if ("".equals(date)) {
+ date = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 0;
+ try {
+ millisecond = sdf.parse(date).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 字符串日期转Date
+ *
+ * @param string
+ * @return date
+ * @throws ParseException
+ */
+ public static Date getStrToDate(String dateString) throws ParseException {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ Date date = sdf.parse(dateString);
+ return date;
+ }
+
+ /**
+ * 字符串日期转Date
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_str(String dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ sdf.setTimeZone(tz);
+ if ("".equals(dateStr)) {
+ dateStr = sdf.format(DateUtil.getDate());
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(dateStr);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 字符串日期转Date yyyy-MM-dd HH:mm
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_str2(String dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
+ sdf.setTimeZone(tz);
+ if ("".equals(dateStr)) {
+ dateStr = sdf.format(DateUtil.getDate());
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(dateStr);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 字符串日期转Date yyyy-MM-dd HH:mm:ss
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_str3(String dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ sdf.setTimeZone(tz);
+ if ("".equals(dateStr)) {
+ dateStr = sdf.format(DateUtil.getDate());
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(dateStr);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 字符串日期转Date
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_strYMd(Long dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ if (dateStr == null) {
+ dateStr = DateUtil.getCurMilli();
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(sdf.format(new Date(dateStr)));
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 毫秒转Date
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_strYMdHms(Long dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ if (dateStr == null) {
+ dateStr = DateUtil.getCurMilli();
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(sdf.format(new Date(dateStr)));
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 字符串日期转Date
+ *
+ * @param date
+ * @return
+ */
+ public static Date getDate_strYMdHm(Long dateStr) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
+ if (dateStr == null) {
+ dateStr = DateUtil.getCurMilli();
+ }
+ Date date = null;
+ try {
+ date = sdf.parse(sdf.format(new Date(dateStr)));
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+
+ /**
+ * 字符串日期转毫秒
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_strDmy(String date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy");
+ if ("".equals(date)) {
+ date = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 0;
+ try {
+ millisecond = sdf.parse(date).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 字符串日期转毫秒转毫秒（加24小时）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_str_24h(String date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ if ("".equals(date)) {
+ date = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 24 * 3600 * 1000;
+ try {
+ millisecond += sdf.parse(date).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 字符串日期转毫秒转毫秒（加24小时）
+ *
+ * @param date
+ * @return
+ */
+ public static long getMillisecond_strYmd_24h(String date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ if ("".equals(date)) {
+ date = sdf.format(DateUtil.getDate());
+ }
+ long millisecond = 24 * 3600 * 1000;
+ try {
+ millisecond += sdf.parse(date).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return millisecond;
+ }
+
+ /**
+ * 毫秒转日期
+ *
+ * @param millisecond
+ * @return
+ */
+ public static String getDate(long millisecond) {
+ if (millisecond == 0) {
+ millisecond = getCurMilli();
+ }
+ SimpleDateFormat dateformat = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return dateformat.format(calendar.getTime());
+ }
+
+ /**
+ * 转换为指定格式的时间
+ *
+ * @return Date
+ */
+ public static Date getDate(String date, String pattern) {
+ SimpleDateFormat format = new SimpleDateFormat(pattern);
+ Date d = null;
+ try {
+ d = format.parse(date);
+ } catch (ParseException ex) {
+ return null;
+ }
+ return d;
+ }
+
+ /**
+ * 毫秒转日期
+ *
+ * @param millisecond
+ * @return
+ */
+ public static String getDate_HH(long millisecond) {
+ if (millisecond == 0) {
+ millisecond = getCurMilli();
+ }
+ SimpleDateFormat dateformat = new SimpleDateFormat("HH");
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return dateformat.format(calendar.getTime());
+ }
+
+ /**
+ * 毫秒转日期时间
+ *
+ * @param millisecond
+ * @return
+ */
+ public static String getDateTime(long millisecond) {
+ if (millisecond == 0) {
+ millisecond = getCurMilli();
+ }
+ SimpleDateFormat dateformat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return dateformat.format(calendar.getTime());
+ }
+
+ /**
+ * 毫秒转年月日
+ *
+ * @param millisecond
+ * @return
+ */
+ public static String getDateYMD(long millisecond) {
+ if (millisecond == 0) {
+ millisecond = getCurMilli();
+ }
+ SimpleDateFormat dateformat = new SimpleDateFormat("yyyy年MM月dd日");
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return dateformat.format(calendar.getTime());
+ }
+
+ /**
+ * 两日期相差毫秒
+ *
+ * @param startDate
+ * @param endDate
+ * @return
+ */
+ public static long getMinusMillisecond(Date startDate, Date endDate) {
+ long startMillisecond = getMillisecond(startDate);
+ long endMillisecond = getMillisecond(endDate);
+ long minusMillisecond = endMillisecond - startMillisecond;
+ if (minusMillisecond < 0) {
+ minusMillisecond = 0;
+ }
+ return minusMillisecond;
+ }
+
+ /**
+ * 两日期相差天数
+ *
+ * @param startDate
+ * @param endDate
+ * @return
+ */
+ public static long getMinusDay(Date startDate, Date endDate) {
+ long startMillisecond = getMillisecond(startDate);
+ long endMillisecond = getMillisecond(endDate);
+ long minusMillisecond = endMillisecond - startMillisecond;
+ long day = 0;
+ if (minusMillisecond < 0) {
+ day = 0;
+ } else {
+ day = minusMillisecond / (24 * 3600 * 1000);
+ }
+ return day;
+ }
+
+ /**
+ * 前N天毫秒
+ *
+ * @param day
+ * @return
+ */
+ public static long getRetreatDay_millisecond(int day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ long nowMillisecond = 0;
+ try {
+ nowMillisecond = sdf.parse(sdf.format(DateUtil.getDate())).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ nowMillisecond += 24 * 3600 * 1000;
+ long retreatMillisecond = 24 * 3600 * 1000 * day;
+ return nowMillisecond - retreatMillisecond;
+ }
+
+ /**
+ * 前N天时间
+ *
+ * @param day
+ * @return
+ */
+ public static String getRetreatDay_millisecond1(int day) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ long nowMillisecond = 0;
+ try {
+ nowMillisecond = sdf.parse(sdf.format(DateUtil.getDate())).getTime();
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ nowMillisecond += 24 * 3600 * 1000;
+ long retreatMillisecond = 24 * 3600 * 1000 * day;
+ long s = nowMillisecond - retreatMillisecond;
+ Date date = new Date(s);
+ String res = sdf.format(date);
+ return res;
+ }
+
+ // 当前时间前30天
+ public static String getRetreatDay_millisecond2() {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ Date today = new Date();
+ String endDate = sdf.format(today);// 当前日期
+ // 获取三十天前日期
+ Calendar theCa = Calendar.getInstance();
+ theCa.setTime(today);
+ theCa.add(theCa.DATE, -30);// 最后一个数字30可改，30天的意思
+ Date start = theCa.getTime();
+ String startDate = sdf.format(start);// 三十天之前日期
+ return startDate;
+ }
+
+ /**
+ * 日期转秒
+ *
+ * @param date
+ * @return
+ */
+ public static long getDecond(Date date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ String newDate = "";
+ if (!"".equals(date)) {
+ newDate = sdf.format(date);
+ } else {
+ newDate = sdf.format(DateUtil.getDate());
+ }
+ long second = 0;
+ try {
+ second = sdf.parse(newDate).getTime() / 1000;
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return second;
+ }
+
+ /**
+ * 日期转String
+ *
+ * @param date
+ * @return
+ * @throws ParseException
+ */
+ public static String getDateToString(Date date) throws ParseException {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ String newDate = sdf.format(date);
+ long millisecond = sdf.parse(newDate).getTime();
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return sdf.format(calendar.getTime());
+ }
+
+ public static String getDateToString(Date date,String pattern) throws ParseException {
+ SimpleDateFormat sdf = new SimpleDateFormat(pattern);
+ String newDate = sdf.format(date);
+ long millisecond = sdf.parse(newDate).getTime();
+ Calendar calendar = getCalendar();
+ calendar.setTimeInMillis(millisecond);
+ return sdf.format(calendar.getTime());
+ }
+
+ /**
+ * 毫秒转星期XX
+ *
+ * @param millisecond
+ * @return
+ */
+ public static int getDate_week(Long millisecond) {
+ if (millisecond == null) {
+ millisecond = getCurMilli();
+ }
+ Calendar cal = getCalendar();
+ cal.setTimeInMillis(millisecond);
+ return cal.get(Calendar.DAY_OF_WEEK) - 1;
+
+ }
+
+ /**
+ * 获取当前系统时间已yyyy-MM-dd HH:mm:ss格式化的字符串
+ */
+ public static String nowStr() {
+
+ SimpleDateFormat dateFormat = new SimpleDateFormat("yy-MM-dd HH:mm:ss");
+ return dateFormat.format(getDate());
+ }
+
+ /**
+ *
+ * 获取之前几天日期
+ *
+ * @param pattern
+ * yyyy-MM-dd（默认）
+ * @param few
+ * 之前几天
+ */
+ public static String beforeFewDayStr(String pattern, Integer few) {
+
+ if (pattern == null || "".equals(pattern)) {
+ pattern = "yyyy-MM-dd";
+ }
+ Calendar c = getCalendar();
+ c.add(Calendar.DATE, -few);
+ return new SimpleDateFormat(pattern).format(c.getTime());
+ }
+
+
+ /**
+ * 得到几天后的时间
+ *
+ * @param d
+ * @param day
+ * @return
+ */
+ public static Date getDateAfter(Date d, int day) {
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar now = Calendar.getInstance();
+ now.setTime(d);
+ now.set(Calendar.DATE, now.get(Calendar.DATE) - day);//+后 -前
+ return now.getTime();
+ }
+
+
+ /**
+ * 获取今天日期
+ *
+ * @param pattern
+ * yyyy-MM-dd（默认）
+ */
+ public static String todayStr(String pattern) {
+
+ if (pattern == null || "".equals(pattern)) {
+ pattern = "yyyy-MM-dd";
+ }
+ return new SimpleDateFormat(pattern).format(getDate());
+ }
+
+ /**
+ * 获取当前系统时间戳字符串
+ */
+ public static String nowDateLongStr() {
+
+ return getDate().getTime() + "";
+ }
+
+ /**
+ * 获取当前系统时间
+ *
+ * @return
+ */
+ public static Date now() {
+
+ return getDate();
+ }
+ /*public static void main(String[] args) throws ParseException {
+ // 打印测试日期包含
+ Date time1 = getDate_str("2017-3-11");
+ Date time2 = getDate_str("2017-3-15");
+ Date time3 = getDate_str("2017-3-17");
+ Date time4 = getDate_str("2017-3-12");
+ Date time5 = getDate_str("2017-3-16");
+ Date from = getDate_str("2017-3-12");
+ Date to = getDate_str("2017-3-16");
+ System.out.println(belongCalendar(time1, from, to));
+ System.out.println(belongCalendar(time2, from, to));
+ System.out.println(belongCalendar(time3, from, to));
+ System.out.println(belongCalendar(time4, from, to));
+ System.out.println(belongCalendar(time5, from, to));
+ System.out.println(nowStr());
+
+ }
+*/
+ /**
+ * 把日期往后增加一天. 正数往后推,负数往前移动
+ *
+ * @param day
+ * @return
+ */
+ public static String getString(int day) {
+ Date date = new Date();// 取时间
+ Calendar calendar = new GregorianCalendar();
+ calendar.setTime(date);
+ calendar.add(calendar.DATE, day);// 把日期往后增加一天.整数往后推,负数往前移动
+ date = calendar.getTime(); // 这个时间就是日期往后推一天的结果
+ SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
+ String dateString = formatter.format(date);
+ return dateString;
+ }
+
+ /**
+ * 根据当前日期获得所在周的日期区间（周一和周日日期）
+ *
+ * @return
+ * @author zhaoxuepu
+ * @throws ParseException
+ */
+ public static String getTimeInterval(Date date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(date);
+ // 判断要计算的日期是否是周日，如果是则减一天计算周六的，否则会出问题，计算到下一周去了
+ int dayWeek = cal.get(Calendar.DAY_OF_WEEK);// 获得当前日期是一个星期的第几天
+ if (1 == dayWeek) {
+ cal.add(Calendar.DAY_OF_MONTH, -1);
+ }
+ // System.out.println("要计算日期为:" + sdf.format(cal.getTime())); // 输出要计算日期
+ // 设置一个星期的第一天，按中国的习惯一个星期的第一天是星期一
+ cal.setFirstDayOfWeek(Calendar.MONDAY);
+ // 获得当前日期是一个星期的第几天
+ int day = cal.get(Calendar.DAY_OF_WEEK);
+ // 根据日历的规则，给当前日期减去星期几与一个星期第一天的差值
+ cal.add(Calendar.DATE, cal.getFirstDayOfWeek() - day);
+ String imptimeBegin = sdf.format(cal.getTime());
+ // System.out.println("所在周星期一的日期：" + imptimeBegin);
+ cal.add(Calendar.DATE, 6);
+ String imptimeEnd = sdf.format(cal.getTime());
+ // System.out.println("所在周星期日的日期：" + imptimeEnd);
+ return imptimeBegin + "," + imptimeEnd;
+ }
+
+ /**
+ * 根据当前日期获得上周的日期区间（上周周一和周日日期）
+ *
+ * @return
+ * @author zhaoxuepu
+ */
+ public static String getLastTimeInterval() {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar calendar1 = Calendar.getInstance();
+ Calendar calendar2 = Calendar.getInstance();
+ int dayOfWeek = calendar1.get(Calendar.DAY_OF_WEEK) - 1;
+ int offset1 = 1 - dayOfWeek;
+ int offset2 = 7 - dayOfWeek;
+ calendar1.add(Calendar.DATE, offset1 - 7);
+ calendar2.add(Calendar.DATE, offset2 - 7);
+ // System.out.println(sdf.format(calendar1.getTime()));// last Monday
+ String lastBeginDate = sdf.format(calendar1.getTime());
+ // System.out.println(sdf.format(calendar2.getTime()));// last Sunday
+ String lastEndDate = sdf.format(calendar2.getTime());
+ return lastBeginDate + "," + lastEndDate;
+ }
+
+ public static String DateYUE() {
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar c = Calendar.getInstance();
+ c.add(Calendar.MONTH, 0);
+ c.set(Calendar.DAY_OF_MONTH, 1);// 设置为1号,当前日期既为本月第一天
+ String first = format.format(c.getTime());
+
+ // 获取当前月最后一天
+ Calendar ca = Calendar.getInstance();
+ ca.set(Calendar.DAY_OF_MONTH, ca.getActualMaximum(Calendar.DAY_OF_MONTH));
+ String last = format.format(ca.getTime());
+ return first + "," + last;
+ }
+
+ public static String getBeforeFirstMonthdate() {
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar calendar = Calendar.getInstance();
+ Calendar calendar1 = Calendar.getInstance();
+ calendar.add(Calendar.MONTH, -1);
+ calendar.set(Calendar.DAY_OF_MONTH, 1);
+
+ int month = calendar1.get(Calendar.MONTH);
+ calendar1.set(Calendar.MONTH, month - 1);
+ calendar1.set(Calendar.DAY_OF_MONTH, calendar1.getActualMaximum(Calendar.DAY_OF_MONTH));
+ String str = format.format(calendar.getTime());
+ String str1 = format.format(calendar1.getTime());
+
+ return str + "," + str1;
+ }
+
+ /**
+ * 获取某年第一天和最后一天日期
+ *
+ * @param year
+ * 年份
+ * @return Date
+ */
+
+ public static String getYearFirst(int year) {
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar calendar = Calendar.getInstance();
+ calendar.clear();
+ calendar.set(Calendar.YEAR, year);
+
+ Calendar calendar1 = Calendar.getInstance();
+ calendar1.clear();
+ calendar1.set(Calendar.YEAR, year);
+ calendar1.roll(Calendar.DAY_OF_YEAR, -1);
+
+ String str = format.format(calendar.getTime());
+ String str1 = format.format(calendar1.getTime());
+
+ return str + "," + str1;
+ }
+
+ public static Date addDate(Date date,Integer day) throws ParseException {
+ long time = date.getTime(); // 得到指定日期的毫秒数
+ day = day*24*60*60*1000; // 要加上的天数转换成毫秒数
+ time+=day; // 相加得到新的毫秒数
+ return new Date(time); // 将毫秒数转换成日期
+ }
+
+ // 获取一天开始和结束
+ public static String getDay() {
+ Date dBefore = new Date();
+ SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd"); //设置时间格式
+ String defaultStartDate = sdf.format(dBefore); //格式化前一天
+ defaultStartDate = defaultStartDate+" 00:00:00";
+ String defaultEndDate = defaultStartDate.substring(0,10)+" 23:59:59";
+
+ return defaultStartDate + "," + defaultEndDate;
+ }
+
+
+
+ public static void main(String[] args){
+ System.out.println(DateUtil.getDate("2020-05-28", "yyyy-MM-dd").getTime());
+ System.out.println(new Date().getTime());
+ }
/**
* 获取给定日期天的开始时间点或结束时间点
--
Gitblit v1.7.1